<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8" />
		<title>个人存款计算器</title>
		<script src="https://cdn.staticfile.org/jquery/2.1.1/jquery.min.js"></script>
		<script src="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/js/bootstrap.min.js"></script>
		<link href="https://cdn.staticfile.org/twitter-bootstrap/3.3.7/css/bootstrap.min.css" rel="stylesheet">
	<script>
		function calc(){
			mon=$("#money").val();//取用户输入的money
			monNum=parseInt(mon);//把字符串转成数字
			
			yea=$("#year option:selected").text();
			if(yea=="一年"){
				ban=monNum*0.0175*1;
				total=ban+monNum;
			}
			if(yea=="二年"){
				ban=monNum*0.0225*2;
				total=ban+monNum;
			}
			if(yea=="三年"){
				ban=monNum*0.0275*3;
				total=ban+monNum;
			}
			if(yea=="五年"){
				ban=monNum*0.0275*5;
				total=ban+monNum;
			}
			
			$("#balance").val(ban);
			$("#total").val(total);
		}
	</script>
	</head>
	<body>
		<div class=" text-center centrer-block">
			<table class="table table-bordered">
				<tr class="bg-primary">
					<td colspan="2">个人存款计算器</td>
				</tr>
				<tr>
					<td>存款金额</td>
					<td>
						<input class="form-control" type="text" id="money">
					</td>
				</tr>
				<tr>
					<td>存款期限</td>
					<td>
						<select class="form-control" id="year">
							<option>一年</option>
							<option>二年</option>
							<option>三年</option>
							<option>五年</option>
						</select>
					</td>
				</tr>
				<tr>
					<td>所得利息</td>
					<td>
						<input class="form-control" readonly="readonly" type="text" id="balance">
					</td>
				</tr>
				<tr>
					<td>本息合计</td>
					<td>
						<input class="form-control" readonly="readonly" type="text" id="total">
					</td>
				</tr>
				<tr>
					<td colspan="2">
						<button onclick="calc()" class="btn btn-danger" >开始计算</button>
					</td>
				</tr>
			</table>
		</div>
	</body>
</html>
